If you don't know what they are, google it because I'm 2tired4java right now. But the basic noob explanation for people who use a potato battery for a PC is it was a number issue. It would be cool as an option, but that would mean a redo on the world render engine for that setting alone. The advantage is you could visit without mods or really any brain power. Just type "/tp <name> 12550500000 128 12550500000" (numbers may be off a little.)